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Bài chia sẻ của anh Trần Quang Long, Phó phòng công nghệ Android công ty Seta tại hội thảo Vietnam Mobile Day 2013 tổ chức tại Hà Nội vào ngày 11/05/2013.
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Multimedia FFMPEGTRẦN QUANG LONG
ProfileHọ tên: Trần Quang Long
Chức danh: Phó phòng công nghệ Android
Thành tích nổi bật: Phát triển mobile cho các khách hàng lớn của Mỹ như SK Planet, BFF, ShowBucks...
IBM Certification : WebSphere MQ V7.0 WebSphere Commerce V6.0WebSphere Application Server Network Deployment V7.0
SETA:CINQ Vietnam, Ltd Thành lập năm 2009 Số lượng nhân viên 170 Thị trường chính: US, Europe, và JP Khách hàng tiêu biểu: SK Telecom, Atlatl, MessageBroadCast,
MedTalk, ShowBucks…
What is FFmpeg ? FFmpeg is a command line tool that is composed of a collection of
free software / open source libraries. FFmpeg can record, convert and stream digital audio and video in
numerous formats. FFmpeg is developed under Linux, but it can compiled under most
operating systems, including Microsoft Windows Mac Osx.
Why Use FFMPEG? Android multimedia engine provided by Google.
Why Use FFMPEG? Limited codecs available. Fewer resources and the difficulty of coding.
Libraries Libavcodec - containing all the FFmpeg audio/video encoders and decoders Libavformat - containing demuxers and muxers for audio/video container
formats. Libavutil - containing routines common. Libpostproc - containing video postprocessing routines. Libswscale - containing video image scaling routines Libavfilter - substitute for vhook which allows the video to be modified or
examined between the decoder and the be modified or examined between the decoder and the
Codecs Video Codecs
H.261, H.263 and H.264 MPEG-4, RMVB, XVID, MS MPEG-4, VP6, MPEG-1,MPEG-2
Audio Codecs AAC, Vorbis, FLAC, MP3, MP2, WMA
Formats FFMPEG supports numerous formats for encoding and decoding ASF, AVI, FLV, MPEG audio, MPEG1, MPEG2, MPEG4, Smacker,
WAV, raw AC-3, PCM 8/16/32 bits, RealMedia, MOV/QuickTime, Monkey's Audio, VOC....
Image : GIF, JPEG, PCX, PNG, RAS, Tga, TIFF... http://ffmpeg.mplayerhq.hu/general.html
Ffmpeg Commands Video and Audio file format conversion
ffmpeg -i /tmp/test.mpg /tmp/out.avi Several input files and output files ffmpeg -i /tmp/a.wav -s 640x480 -i /tmp/a.yuv /tmp/a.mpg ffmpeg -i
/tmp/a.wav -s 640x480 -i /tmp/a.yuv /tmp/a.mpg
Extract images from a video ffmpeg -i foo.avi -r 1 -s WxH -f image2 foo-%03d.jpeg
Transport HTTP/HTTPS RTP/RTSP/RTMP MMS HTTP Live Streaming with multiple bitrate
FFMPEG- JAVA/Android Object-oriented API for Java Retrieving information from video and audio files Frames from movie files as images Used for automatically creating thumbnail images from movies Reporting the duration and bitrate of audio files
SETA mp3 streaming framework The SETA mp3 streaming is an framework wrapper by setacinq Mp3 streaming features
Mp3 streaming is a complete, solution to record, convert and stream audio
SETA mp3 streaming framework
SETA mp3 streaming framework
SETA mp3 streaming framework
JNI
private native int nativeConnect( String url ) throws IOException;
JNI
private native int nativeRead( int mms, byte[] b, int off, int len ) throws IOException;
JNI
private native void nativeClose( int mms ) throws IOException;
THANK YOU!
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